package com.itheima.controller;

import com.alibaba.dubbo.config.annotation.Reference;
import com.itheima.constant.MessageConstant;
import com.itheima.entity.Result;
import com.itheima.service.CheckSetmealService;
import com.itheima.service.MemberService;
import com.itheima.service.OrderService;
import com.itheima.service.ReportService;
import net.sf.jasperreports.engine.JasperCompileManager;
import net.sf.jasperreports.engine.JasperExportManager;
import net.sf.jasperreports.engine.JasperFillManager;
import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.data.JRBeanCollectionDataSource;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.FileInputStream;
import java.math.BigDecimal;
import java.text.SimpleDateFormat;
import java.util.*;

@RestController
@RequestMapping("/report")
public class ReportController {
    @Reference
    private MemberService memberService;
    @Reference
    private CheckSetmealService checkSetmealService;
    @Reference
    private ReportService reportService;
    @Reference
    private OrderService orderService;
    /**
     * 会员数量统计
     *
     * @return
     */
    @RequestMapping("/getMemberReport")
    public Result getMemberReport() {
        Calendar calendar = Calendar.getInstance();
        calendar.add(Calendar.MONTH, -12);//获得当前日期之前12个月的日期
        List<String> list = new ArrayList<>();
        for (int i = 0; i < 12; i++) {
            calendar.add(Calendar.MONTH, 1);
            list.add(new SimpleDateFormat("yyyy-MM").format(calendar.getTime()));
        }
        Map<String, Object> map = new HashMap<>();
        map.put("months", list);
        List<Integer> memberCount = memberService.findMemberCountByMonth(list);
        map.put("memberCount", memberCount);
        return new Result(true, MessageConstant.GET_MEMBER_NUMBER_REPORT_SUCCESS, map);
    }

    /**
     * 套餐占比统计
     *
     * @return
     */

    @RequestMapping("/getSetmealReport")
    public Result getSetmealReport() {
        List<Map<String, Object>> list = checkSetmealService.findSetmealCount();
        Map<String, Object> map = new HashMap<>();
        map.put("setmealCount", list);
        List<String> setmealNames = new ArrayList<>();
        for (Map<String, Object> m : list) {
            String name = (String) m.get("name");
            setmealNames.add(name);
        }
        map.put("setmealNames", setmealNames);
        return new Result(true, MessageConstant.GET_SETMEAL_COUNT_REPORT_SUCCESS, map);
    }

    @RequestMapping("/getBusinessReportData")
    public Result getBusinessReportData() {
        try {
            Map<String, Object> result = reportService.getBusinessReport();
            return new Result(true, MessageConstant.GET_BUSINESS_REPORT_SUCCESS, result);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(true, MessageConstant.GET_BUSINESS_REPORT_FAIL);
        }
    }

    /**

     * 导出Excel报表

     * @return

     */

    @RequestMapping("/exportBusinessReport")
    public Result exportBusinessReport(HttpServletRequest request, HttpServletResponse response){

        try{
            //远程调用报表服务获取报表数据
            Map<String, Object> result = reportService.getBusinessReport();
            //取出返回结果数据，准备将报表数据写入到Excel文件中
            String reportDate = (String) result.get("reportDate");
            Integer todayNewMember = (Integer) result.get("todayNewMember");
            Integer totalMember = (Integer) result.get("totalMember");
            Integer thisWeekNewMember = (Integer) result.get("thisWeekNewMember");
            Integer thisMonthNewMember = (Integer) result.get("thisMonthNewMember");
            Integer todayOrderNumber = (Integer) result.get("todayOrderNumber");
            Integer thisWeekOrderNumber = (Integer) result.get("thisWeekOrderNumber");
            Integer thisMonthOrderNumber = (Integer) result.get("thisMonthOrderNumber");
            Integer todayVisitsNumber = (Integer) result.get("todayVisitsNumber");
            Integer thisWeekVisitsNumber = (Integer) result.get("thisWeekVisitsNumber");
            Integer thisMonthVisitsNumber = (Integer) result.get("thisMonthVisitsNumber");
            List<Map> hotSetmeal = (List<Map>) result.get("hotSetmeal");
            //动态获取获得Excel模板文件绝对路径
            String temlateRealPath = request.getSession().getServletContext().getRealPath("template") +
                    File.separator + "report_template.xlsx";
            //读取模板文件创建Excel表格对象
            XSSFWorkbook workbook = new XSSFWorkbook(new FileInputStream(new File(temlateRealPath)));
            //索引从0开始
            XSSFSheet sheet = workbook.getSheetAt(0);

            XSSFRow row = sheet.getRow(2);

            row.getCell(5).setCellValue(reportDate);//日期

            row = sheet.getRow(4);

            row.getCell(5).setCellValue(todayNewMember);//新增会员数（本日）

            row.getCell(7).setCellValue(totalMember);//总会员数

            row = sheet.getRow(5);

            row.getCell(5).setCellValue(thisWeekNewMember);//本周新增会员数

            row.getCell(7).setCellValue(thisMonthNewMember);//本月新增会员数

            row = sheet.getRow(7);
            row.getCell(5).setCellValue(todayOrderNumber);//今日预约数
            row.getCell(7).setCellValue(todayVisitsNumber);//今日到诊数
            row = sheet.getRow(8);
            row.getCell(5).setCellValue(thisWeekOrderNumber);//本周预约数
            row.getCell(7).setCellValue(thisWeekVisitsNumber);//本周到诊数
            row = sheet.getRow(9);
            row.getCell(5).setCellValue(thisMonthOrderNumber);//本月预约数
            row.getCell(7).setCellValue(thisMonthVisitsNumber);//本月到诊数

            int rowNum = 12;
            for(Map map : hotSetmeal){//热门套餐
                String name = (String) map.get("name");
                Long setmeal_count = (Long) map.get("setmeal_count");
                BigDecimal proportion = (BigDecimal) map.get("proportion");
                row = sheet.getRow(rowNum++);
                row.getCell(4).setCellValue(name);//套餐名称
                row.getCell(5).setCellValue(setmeal_count);//预约数量
                row.getCell(6).setCellValue(proportion.doubleValue());//占比
            }
            //通过输出流进行文件下载  通过浏览器进行下载 设置以附件类型下载
            ServletOutputStream out = response.getOutputStream();
            response.setContentType("application/vnd.ms-excel");
            response.setHeader("content-Disposition", "attachment;filename=report.xlsx");
            workbook.write(out);
            out.flush();
            out.close();
            workbook.close();
            return null;
        }catch (Exception e){
            return new Result(false, MessageConstant.GET_BUSINESS_REPORT_FAIL,null);
        }
    }
    /**
     * 导出pdf
     */
    @RequestMapping("exportBusinessReportPDF")
    public void exportBusinessReportPDF(HttpServletResponse response,HttpServletRequest request){
        try {

            Map<String, Object> report = reportService.getBusinessReport();
            List<Map> hotSetmeal = (List<Map>) report.get("hotSetmeal");
            //获取绝对路径
            String jsxmlPath = request.getSession().getServletContext().getRealPath("template")+File.separator+ "health_business3.jrxml";
            String jasperlPath = request.getSession().getServletContext().getRealPath("template")+File.separator+"health_business3.jasper";
            //模板编译
            JasperCompileManager.compileReportToFile(jsxmlPath,jasperlPath);
            //填充数据
            JasperPrint jasperPrint = JasperFillManager.fillReport(jasperlPath, report, new JRBeanCollectionDataSource(hotSetmeal));
            //通过输出流进行文件下载  通过浏览器进行下载 设置以附件类型下载
            ServletOutputStream out = response.getOutputStream();
            response.setContentType("application/pdf");
            response.setHeader("content-Disposition", "attachment;filename=report.pdf");
            //输出文件
            JasperExportManager.exportReportToPdfStream(jasperPrint,out);
            out.flush();
            out.close();

        } catch (Exception e) {
            e.printStackTrace();
        }
    }

//    @RequestMapping("/exportMemberReport")
//    public Result exportMemberReport(@RequestBody List<Member> memberIds, HttpServletResponse response, HttpServletRequest request){
//        try{
//            //动态获取获得Excel模板文件绝对路径
//            String temlateRealPath = request.getSession().getServletContext().getRealPath("template") +
//                    File.separator + "member_template.xlsx";
//            //读取模板文件创建Excel表格对象
//            XSSFWorkbook workbook = new XSSFWorkbook(new FileInputStream(new File(temlateRealPath)));
//            XSSFSheet sheet = workbook.getSheetAt(0);
//            XSSFRow row = null;
//            int rowNum = 1;
//            List<Integer> ids = new ArrayList<>();
//            Integer[] integers = new Integer[memberIds.size()];
//
//            for (Member member : memberIds) {
//                ids.add(member.getId());
//            }
//            System.out.println(ids.toArray(integers));
//            List<Map<String,Object>> list = orderService.findByMemberIds(ids.toArray(integers));
//            for (Map<String, Object> map : list) {
//                String name = (String) map.get("name");
//                String sex = (String) map.get("sex");
//                String phoneNumber = (String) map.get("phoneNumber");
//                String address = (String) map.get("address");
//                String setmealName = (String) map.get("setmealName");
//                List checkgroupName = (List) map.get("checkgroupName");
//                List allCheckItemName = (List) map.get("allCheckItemName");
//                row = sheet.getRow(rowNum++);
//                row.getCell(0).setCellValue(name);//姓名
//                row.getCell(1).setCellValue(sex);//性别
//                row.getCell(2).setCellValue(phoneNumber);//手机号
//                row.getCell(3).setCellValue(address);//机构地址
//                row.getCell(4).setCellValue(setmealName);//套餐
//                row.getCell(5).setCellValue(checkgroupName.toString());//检查组
//                row.getCell(6).setCellValue(allCheckItemName.toString());//检查项
//            }
//            ServletOutputStream out = response.getOutputStream();
//            response.setContentType("application/vnd.ms-excel");
//            response.setHeader("content-Disposition", "attachment;filename=member.xlsx");
//            workbook.write(out);
//            out.flush();
//            out.close();
//            workbook.close();
//            return null;
//        }catch (Exception e){
//            return new Result(false,"批量导出用户失败");
//        }
//    }

//    @RequestMapping("/exportMemberReport")
//    public Result exportMemberReport(Integer[] memberIds,HttpServletResponse response,HttpServletRequest request){
//        try{
//            //动态获取获得Excel模板文件绝对路径
//            String temlateRealPath = request.getSession().getServletContext().getRealPath("template") +
//                    File.separator + "member_template.xlsx";
//            //读取模板文件创建Excel表格对象
//            XSSFWorkbook workbook = new XSSFWorkbook(new FileInputStream(new File(temlateRealPath)));
//            XSSFSheet sheet = workbook.getSheetAt(0);
//            XSSFRow row = null;
//            int rowNum = 1;
//            List<Map<String,Object>> list = orderService.findByMemberIds(memberIds);
//            for (Map<String, Object> map : list) {
//                String name = (String) map.get("name");
//                String sex = (String) map.get("sex");
//                String phoneNumber = (String) map.get("phoneNumber");
//                String address = (String) map.get("address");
//                String setmealName = (String) map.get("setmealName");
//                List checkgroupName = (List) map.get("checkgroupName");
//                List allCheckItemName = (List) map.get("allCheckItemName");
//                row = sheet.getRow(rowNum++);
//                row.getCell(0).setCellValue(name);//姓名
//                row.getCell(1).setCellValue(sex);//性别
//                row.getCell(2).setCellValue(phoneNumber);//手机号
//                row.getCell(3).setCellValue(address);//机构地址
//                row.getCell(4).setCellValue(setmealName);//套餐
//                row.getCell(5).setCellValue(checkgroupName.toString());//检查组
//                row.getCell(6).setCellValue(allCheckItemName.toString());//检查项
//            }
//            ServletOutputStream out = response.getOutputStream();
//            response.setContentType("application/vnd.ms-excel");
//            response.setHeader("content-Disposition", "attachment;filename=member.xlsx");
//            workbook.write(out);
//            out.flush();
//            out.close();
//            workbook.close();
//            return null;
//        }catch (Exception e){
//            return new Result(false,"批量导出用户失败");
//        }
//    }

    @RequestMapping("/exportMemberReport")
    public Result exportMemberReport(HttpServletResponse response,HttpServletRequest request){
        try{
            //动态获取获得Excel模板文件绝对路径
            String temlateRealPath = request.getSession().getServletContext().getRealPath("template") +
                    File.separator + "member_template.xlsx";
            //读取模板文件创建Excel表格对象
            XSSFWorkbook workbook = new XSSFWorkbook(new FileInputStream(temlateRealPath));
//            XSSFSheet sheet = workbook.createSheet("member");
            XSSFSheet sheet = workbook.getSheetAt(0);
            XSSFRow title = sheet.createRow(0);
            title.createCell(0).setCellValue("姓名");
            title.createCell(1).setCellValue("性别");
            title.createCell(2).setCellValue("手机号");
            title.createCell(3).setCellValue("机构地址");
            title.createCell(4).setCellValue("套餐");
            title.createCell(5).setCellValue("检查组");
            title.createCell(6).setCellValue("检查项");
            int rowNum = 1;
            XSSFRow row = null;
            List<Map<String,Object>> list = orderService.findAllMember();
            for (Map<String, Object> map : list) {
                String name = (String) map.get("name");
                String sex = (String) map.get("sex");
                String phoneNumber = (String) map.get("phoneNumber");
                String address = (String) map.get("address");
                String setmealName = (String) map.get("setmealName");
                List checkgroupName = (List) map.get("checkgroupName");
                List allCheckItemName = (List) map.get("allCheckItemName");
                row = sheet.createRow(rowNum++);
                row.createCell(0).setCellValue(name);//姓名
                row.createCell(1).setCellValue(sex);//性别
                row.createCell(2).setCellValue(phoneNumber);//手机号
                row.createCell(3).setCellValue(address);//机构地址
                row.createCell(4).setCellValue(setmealName);//套餐
                row.createCell(5).setCellValue(checkgroupName.toString());//检查组
                row.createCell(6).setCellValue(allCheckItemName.toString());//检查项


            }
            ServletOutputStream out = response.getOutputStream();
            response.setContentType("application/vnd.ms-excel");
            response.setHeader("content-Disposition", "attachment;filename=member.xlsx");
            workbook.write(out);
            out.close();
            out.flush();
            workbook.close();
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false,"批量导出用户失败");
        }
        return null;
    }
}

